4 F1A4 Operator Instructor Notes and Syllabus
Minelab Countermine Division
Safety through Excellence
Eight
Skid Plate.
The Skid Plate provides protection for the Coil. It has no effect on the sensitivity of the
Coil even when wet and is easy to replace.
Earsets.
Identify where the Earsets are stowed in the Compact Bag. Demonstrate attachment to
ear. Emphasize:
•
Comfort and durability.
•
Ease of fit underneath helmet.
•
Military connector for connection to Control Box.
•
Strength of Earset cable.
•
Ease of clipping earphone back into moulding if required.
•
Various earsets are available:
o
Earset Speaker On which (when connected) allows the F1A4’s Loudspeaker
to continue to operate (for humanitarian demining).
o
Earset Speaker Off, identifiable by a short length of green heatshrink on the
cable, shuts the detector Loudspeaker off when connected.
o
Both Earset above are also available with an in-built volume control.
Batteries.
The F1A4 comes with four ‘D’ cell batteries as standard, either Alkaline or
Rechargeable.
Test Piece.
The Test Piece is used to simulate the sound of a Type 72A minimum metal mine
buried to a depth of 15 cm. The Test Piece is a vital piece of equipment to ascertain
whether the F1A4 is working to its optimum performance. Make sure the Test Piece is
carried by each deminer on their person.
Nine
Control Box.
Key points:
•
Houses all electronics, batteries and controls.
•
Is IP65 water-resistant.
•
Includes
Battery Lid and Battery Carrier.
•
Identify all buttons, switches and ID Plate.
•
Identify Battery Lid locking pins.
•
Identify RS232 port.
•
Internal Loudspeaker.
•
Should always be handled with care.
